Oyster Shell

Manna pro oyster shell provides a good source of calcium that builds strong eggshells for your birds. Layers: Feed Manna Pro Oyster Shell to layers free choice in a separate feeder, or add 1 lb. to 20 lbs. of layer feed. Pullets: Feed Manna Pro Oyster Shell to pullets starting at 18 weeks of age and continue feeding through the entire lay period. Warning: Do not offer any feed that is spoiled, moldy, rodent- or insectinfested, or abnormal in appearance or odor, as it may cause illness or death.